GB1522422A - Feed mechanism for sewing machines - Google Patents

Feed mechanism for sewing machines

Info

Publication number
GB1522422A
GB1522422A GB18460/76A GB1846076A GB1522422A GB 1522422 A GB1522422 A GB 1522422A GB 18460/76 A GB18460/76 A GB 18460/76A GB 1846076 A GB1846076 A GB 1846076A GB 1522422 A GB1522422 A GB 1522422A
Authority
GB
United Kingdom
Prior art keywords
feed
advance
shaft
dog
support
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
GB18460/76A
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Singer Co
Original Assignee
Singer Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Singer Co filed Critical Singer Co
Priority to GB18460/76A priority Critical patent/GB1522422A/en
Priority to US05/699,764 priority patent/US4027609A/en
Priority to DE19772719750 priority patent/DE2719750A1/en
Publication of GB1522422A publication Critical patent/GB1522422A/en
Expired legal-status Critical Current

Links

Classifications

    • D—TEXTILES; PAPER
    • D05—SEWING; EMBROIDERING; TUFTING
    • D05B—SEWING
    • D05B27/00—Work-feeding means
    • D05B27/02—Work-feeding means with feed dogs having horizontal and vertical movements

Landscapes

  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Sewing Machines And Sewing (AREA)

Abstract

1522422 Sewing machine feed dog mechanism SINGER CO 5 May 1976 18460/76 Heading D1G A sewing machine differential feed mechanism comprises a feed dog 20, feed advance means comprising a driven shaft 40, first eccentric means 42 connected thereto and to a feed advance shaft 48 to oscillate the latter, feed dog support means 28, 32 link 96 connecting that means to the feed advance shaft 48 feed dog lift means comprising a second eccentric 108 connected to the shaft 40 and to the dog support 32 at a connection 102 common with that of the link 96. A feed bar 104 extending from a crank 110 on a rock shaft 74 is also connected to the common connection 102. A second feed dog 22 is provided receiving advance and lift motion from similar mechanism is provided to give a differential feed mechanism, the feed advance amplitude in each case being selected by individual variation of the position of knobs or levers connected to separate shafts 80, 87 connected by respective linkages 82, 84, 86 and 88, 90, 92 to blocks 58 slidably mounted in arcuate levers 52, 98 mounted on the advance shaft 48. Rods 28, 30 are adjustably mounted in the support members 32, 34 to allow adjustment of the dogs. Lubrication. Dog support rods 28, 30 pass through the wall 64 of an oil reservoir 66 in the casing 10 and are there provided with bellows seals 68.
GB18460/76A 1976-05-05 1976-05-05 Feed mechanism for sewing machines Expired GB1522422A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
GB18460/76A GB1522422A (en) 1976-05-05 1976-05-05 Feed mechanism for sewing machines
US05/699,764 US4027609A (en) 1976-05-05 1976-06-25 Feed mechanism for sewing machines
DE19772719750 DE2719750A1 (en) 1976-05-05 1977-05-03 TRANSPORT EQUIPMENT FOR SEWING MACHINES

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB18460/76A GB1522422A (en) 1976-05-05 1976-05-05 Feed mechanism for sewing machines

Publications (1)

Publication Number Publication Date
GB1522422A true GB1522422A (en) 1978-08-23

Family

ID=10112823

Family Applications (1)

Application Number Title Priority Date Filing Date
GB18460/76A Expired GB1522422A (en) 1976-05-05 1976-05-05 Feed mechanism for sewing machines

Country Status (3)

Country Link
US (1) US4027609A (en)
DE (1) DE2719750A1 (en)
GB (1) GB1522422A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2138454A (en) * 1983-04-20 1984-10-24 Rockwell Rimoldi Spa Work feed device in sewing machines
CN112626725A (en) * 2019-09-24 2021-04-09 杰克缝纫机股份有限公司 Feed dog feed lifting tooth height adjustable mechanism and sewing machine

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1073022B (en) * 1976-10-13 1985-04-13 Rockwell Rimoldi Spa COMMAND FOR A DIFFERENTIAL TRANSPORT ADJUSTMENT DEVICE OF A SEWING MACHINE
US4244314A (en) * 1979-11-26 1981-01-13 The Singer Company Auxiliary feed stitch regulator mechanism
US4527497A (en) * 1982-12-27 1985-07-09 The Singer Company Differential feed system with safety device
IT1173394B (en) * 1984-02-28 1987-06-24 Rockwell Rimoldi Spa DIFFERENTIAL TRANSPORT SEWING MACHINE TRANSPORT DEVICE
IT8521676V0 (en) * 1985-04-30 1985-04-30 Rockwell Rimoldi Spa TRANSPORT DEVICE OF THE FABRIC WORKING IN SEWING MACHINES.
DE3610125C1 (en) * 1986-03-26 1987-10-22 Union Special Gmbh Sewing machine with differential material feed
JP4177162B2 (en) * 2003-05-02 2008-11-05 Ｊｕｋｉ株式会社 Sewing machine feeder
DE102010005106B4 (en) * 2010-01-19 2014-10-16 Xi'an Typical Europe Gmbh sewing machine
US9506174B2 (en) * 2014-12-08 2016-11-29 Hsien-Chang Tseng Differential feeding mechanism for a sewing machine
US11981464B2 (en) 2016-11-06 2024-05-14 Golden Bear LLC Strapping tensioning and sealing tool
US10745158B2 (en) 2016-11-06 2020-08-18 Golden Bear LLC Strapping tensioning and sealing tool
WO2019071097A1 (en) 2017-10-06 2019-04-11 Hamer-Fischbein Llc Sewing stitch length adjustment mechanisms
EP3755527A4 (en) 2018-02-21 2021-11-17 Golden Bear LLC Strapping tool
EP4157728A1 (en) 2020-05-27 2023-04-05 Golden Bear LLC Strapping tool

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3174449A (en) * 1962-04-02 1965-03-23 Necchi Spa Differential feed device for a sewing machine
US3368507A (en) * 1964-10-31 1968-02-13 Pfaff Ag G M Feeding mechanism for sewing machines
DE1279434B (en) * 1964-11-20 1968-10-03 Union Special Maschinenfab Differential material feed device
JPS5613897Y2 (en) * 1974-09-06 1981-03-31

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2138454A (en) * 1983-04-20 1984-10-24 Rockwell Rimoldi Spa Work feed device in sewing machines
CN112626725A (en) * 2019-09-24 2021-04-09 杰克缝纫机股份有限公司 Feed dog feed lifting tooth height adjustable mechanism and sewing machine
CN112626725B (en) * 2019-09-24 2022-08-23 杰克科技股份有限公司 Feeding tooth lifting tooth height adjustable mechanism and sewing machine

Also Published As

Publication number Publication date
US4027609A (en) 1977-06-07
DE2719750A1 (en) 1977-11-24

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee